Some industrial-strength scanners (called long-range laser scanners) have lights strong enough to pick up bar codes from across a room. How to Scan a Lot Number Using a Bar Code Scanner.

The Pipe Metallurgical Company (TMK) has developed a technology for labeling pipe products using QR codes that can be read even in the presence of damage thanks to a neural network algorithm of its ...

The goal of user interface design is to produce a user interface which makes it easy, efficient, and enjoyable (user-friendly) to operate a machine in the way which produces the desired result (i.e.